Dinosaurs Were Declining Way Before That Pesky Asteroid - The Atlantic
Everything You Know About Dinosaur Deaths Is Wrong | Al Jazeera America
Fish bones and water lilies help pin down the month the dinosaurs died
The Big Question: Why did dinosaurs die out, and why should it matter 65 million years later? | The Independent | The Independent
When did the dinosaurs go extinct? | New Scientist
Why are dinosaurs extinct? You asked Google – here's the answer | Brian Switek | The Guardian
Catastrophic failure of Earth's global systems led to the extinction of the dinosaurs – we may yet go the same way
Why Did the Dinosaurs Die Out?
Why Did the Dinosaurs Die Out? - Causes & Dates
When Did Dinosaurs Go Extinct and What Caused Them To Die Out
Springtime was the season the dinosaurs died, ancient fish fossils suggest | Science | AAAS
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We Still Don't Know Why the Reign of the Dinosaurs Ended | Science| Smithsonian Magazine
When and how did dinosaurs go extinct? | Popular Science
Did Dinosaurs Die from an Impact? | The Institute for Creation Research
Why Did The DINOSAURS DIE? - YouTube
How Did Dinosaurs Become Extinct? | Wonderopolis
I Wonder Why The Dinosaurs Died Out
Dinosaurs Went Extinct Because of the Dark and Cold
What Happened to the Dinosaurs? | Britannica
Were dinosaurs doomed before the asteroid hit? - BBC Future
How Did the Dinosaurs Become Extinct? | Eden's Blog | Eden Channel
Dinosaurs Didn't Die from Cretaceous Cramps - Scientific American Blog Network
What was the last dinosaur before extinction? Yale researchers found it. | YaleNews
Darkness caused by dino-killing asteroid snuffed out life on Earth in 9 months | Live Science
How volcanoes played a role in dinosaur die-off
